1.
Play It Again Sam Recurrence Equations and Recursion in Mathematics and Computer Science
by Jolliffe, Dale, Malkevitch,...
ISBN: 9780912843179
List Price: $12.95
2.
Umap Modules: Tools for Teaching, 1989
by COMAP, Inc. Staff, Campbell...
ISBN: 9780912843186
List Price: $35.00